<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>轮播图</title>
    <link rel="stylesheet" href="bootstrap-4.5.3/css/bootstrap.css">
</head>
<body>
    
    <div id="swiper" class="carousel slide" data-ride="carousel">
        <div class="carousel-inner">
          <div class="carousel-item active">
            <img src="./images/a.jpg" class="d-block w-100" alt="...">
          </div>
          <div class="carousel-item">
            <img src="./images/b.jpg" class="d-block w-100" alt="...">
          </div>
          <div class="carousel-item">
            <img src="./images/c.jpg" class="d-block w-100" alt="...">
          </div>
        </div>
        <a class="carousel-control-prev" href="#swiper"
          data-slide="prev">
          <span class="carousel-control-prev-icon" ></span>
          <span class="sr-only">Previous</span>
        </a>
        <a class="carousel-control-next" href="#swiper"  data-slide="next">
          <span class="carousel-control-next-icon" ></span>
          <span class="sr-only">Next</span>
        </a>
      </div>
      <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js"></script>
      <script src="./bootstrap-4.5.3/js/bootstrap.js"></script>
</body>
</html>